Date: Wed, 26 Jul 2000 20:45:19 -0700 (PDT) From: Brian Feldman <green@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern sys_generic.c Message-ID: <200007270345.UAA25641@freefall.freebsd.org>
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green 2000/07/26 20:45:19 PDT
Modified files:
sys/kern sys_generic.c
Log:
Distinguish between whether ktraceing was enabled before an IO
operation or after it. If the ktrace operation was enabled while the
process was blocked doing IO, the race would allow it to pass down
invalid (uninitialized) data and panic later down the call stack.
Revision Changes Path
1.62 +7 -3 src/sys/kern/sys_generic.c
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